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a983c8f0 MM |
1 | /* This file is part of the program psim. |
2 | ||
3 | Copyright (C) 1994-1995, Andrew Cagney <[email protected]> | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 2 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program; if not, write to the Free Software | |
17 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
18 | ||
19 | */ | |
20 | ||
21 | ||
22 | #ifndef _MON_C_ | |
23 | #define _MON_C_ | |
24 | ||
25 | #ifndef STATIC_INLINE_MON | |
26 | #define STATIC_INLINE_MON STATIC_INLINE | |
27 | #endif | |
28 | ||
a983c8f0 MM |
29 | #include "basics.h" |
30 | #include "cpu.h" | |
31 | #include "mon.h" | |
73c4941b | 32 | #include <stdio.h> |
a983c8f0 | 33 | |
c494cadd MM |
34 | #ifdef HAVE_STRING_H |
35 | #include <string.h> | |
36 | #else | |
37 | #ifdef HAVE_STRINGS_H | |
38 | #include <strings.h> | |
39 | #endif | |
40 | #endif | |
41 | ||
42 | #ifdef HAVE_UNISTD_H | |
43 | #include <unistd.h> | |
44 | #endif | |
45 | ||
f2181eff MM |
46 | #ifdef HAVE_STDLIB_H |
47 | #include <stdlib.h> | |
48 | #endif | |
49 | ||
70fc4ad3 MM |
50 | #ifdef HAVE_SYS_TYPES_H |
51 | #include <sys/types.h> | |
52 | #endif | |
53 | ||
c494cadd MM |
54 | #ifdef HAVE_TIME_H |
55 | #include <time.h> | |
56 | #endif | |
57 | ||
58 | #ifdef HAVE_SYS_TIMES_H | |
59 | #include <sys/times.h> | |
60 | #endif | |
61 | ||
70fc4ad3 MM |
62 | #ifdef HAVE_SYS_TIME_H |
63 | #include <sys/time.h> | |
64 | #endif | |
65 | ||
c494cadd MM |
66 | #ifdef HAVE_SYS_RESOURCE_H |
67 | #include <sys/resource.h> | |
80948f39 | 68 | int getrusage(); |
c494cadd MM |
69 | #endif |
70 | ||
a983c8f0 | 71 | struct _cpu_mon { |
f2181eff MM |
72 | count_type issue_count[nr_itable_entries]; |
73 | count_type read_count; | |
74 | count_type write_count; | |
75 | count_type unaligned_read_count; | |
76 | count_type unaligned_write_count; | |
77 | count_type event_count[nr_mon_events]; | |
a983c8f0 MM |
78 | }; |
79 | ||
80 | struct _mon { | |
81 | int nr_cpus; | |
82 | cpu_mon cpu_monitor[MAX_NR_PROCESSORS]; | |
83 | }; | |
84 | ||
85 | ||
86 | INLINE_MON mon * | |
87 | mon_create(void) | |
88 | { | |
89 | mon *monitor = ZALLOC(mon); | |
90 | return monitor; | |
91 | } | |
92 | ||
93 | ||
94 | INLINE_MON cpu_mon * | |
95 | mon_cpu(mon *monitor, | |
96 | int cpu_nr) | |
97 | { | |
98 | if (cpu_nr < 0 || cpu_nr >= MAX_NR_PROCESSORS) | |
99 | error("mon_cpu() - invalid cpu number\n"); | |
100 | return &monitor->cpu_monitor[cpu_nr]; | |
101 | } | |
102 | ||
103 | ||
104 | INLINE_MON void | |
105 | mon_init(mon *monitor, | |
106 | int nr_cpus) | |
107 | { | |
80948f39 | 108 | memset(monitor, 0, sizeof(*monitor)); |
a983c8f0 MM |
109 | monitor->nr_cpus = nr_cpus; |
110 | } | |
111 | ||
112 | ||
113 | INLINE_MON void | |
114 | mon_issue(itable_index index, | |
115 | cpu *processor, | |
116 | unsigned_word cia) | |
117 | { | |
118 | cpu_mon *monitor = cpu_monitor(processor); | |
119 | ASSERT(index <= nr_itable_entries); | |
120 | monitor->issue_count[index] += 1; | |
121 | } | |
122 | ||
123 | ||
124 | INLINE_MON void | |
125 | mon_read(unsigned_word ea, | |
126 | unsigned_word ra, | |
127 | unsigned nr_bytes, | |
128 | cpu *processor, | |
129 | unsigned_word cia) | |
130 | { | |
131 | cpu_mon *monitor = cpu_monitor(processor); | |
132 | monitor->read_count += 1; | |
80948f39 MM |
133 | if ((nr_bytes - 1) & ea) |
134 | monitor->unaligned_read_count += 1; | |
a983c8f0 MM |
135 | } |
136 | ||
137 | ||
138 | INLINE_MON void | |
139 | mon_write(unsigned_word ea, | |
140 | unsigned_word ra, | |
141 | unsigned nr_bytes, | |
142 | cpu *processor, | |
143 | unsigned_word cia) | |
144 | { | |
145 | cpu_mon *monitor = cpu_monitor(processor); | |
146 | monitor->write_count += 1; | |
80948f39 MM |
147 | if ((nr_bytes - 1) & ea) |
148 | monitor->unaligned_write_count += 1; | |
149 | } | |
150 | ||
151 | INLINE_MON void | |
152 | mon_event(mon_events event, | |
153 | cpu *processor, | |
154 | unsigned_word cia) | |
155 | { | |
156 | cpu_mon *monitor = cpu_monitor(processor); | |
157 | ASSERT(event >= 0 && event < nr_mon_events); | |
158 | monitor->event_count[event] += 1; | |
a983c8f0 MM |
159 | } |
160 | ||
f2181eff | 161 | STATIC_INLINE_MON count_type |
a983c8f0 MM |
162 | mon_get_number_of_insns(cpu_mon *monitor) |
163 | { | |
164 | itable_index index; | |
f2181eff | 165 | count_type total_insns = 0; |
a983c8f0 MM |
166 | for (index = 0; index < nr_itable_entries; index++) |
167 | total_insns += monitor->issue_count[index]; | |
168 | return total_insns; | |
169 | } | |
170 | ||
f2181eff MM |
171 | static int |
172 | mon_sort_instruction_names(const void *ptr_a, const void *ptr_b) | |
173 | { | |
174 | itable_index a = *(const itable_index *)ptr_a; | |
175 | itable_index b = *(const itable_index *)ptr_b; | |
176 | ||
177 | return strcmp (itable[a].name, itable[b].name); | |
178 | } | |
179 | ||
a983c8f0 MM |
180 | STATIC_INLINE_MON char * |
181 | mon_add_commas(char *buf, | |
182 | int sizeof_buf, | |
f2181eff | 183 | count_type value) |
a983c8f0 MM |
184 | { |
185 | int comma = 3; | |
186 | char *endbuf = buf + sizeof_buf - 1; | |
187 | ||
188 | *--endbuf = '\0'; | |
189 | do { | |
190 | if (comma-- == 0) | |
191 | { | |
192 | *--endbuf = ','; | |
193 | comma = 2; | |
194 | } | |
195 | ||
196 | *--endbuf = (value % 10) + '0'; | |
197 | } while ((value /= 10) != 0); | |
198 | ||
199 | ASSERT(endbuf >= buf); | |
200 | return endbuf; | |
201 | } | |
202 | ||
203 | ||
204 | INLINE_MON void | |
73c4941b MM |
205 | mon_print_info(psim *system, |
206 | mon *monitor, | |
a983c8f0 MM |
207 | int verbose) |
208 | { | |
209 | char buffer[20]; | |
210 | int cpu_nr; | |
211 | int len_cpu; | |
212 | int len_num = 0; | |
213 | int len; | |
c494cadd | 214 | long total_insns = 0; |
73c4941b | 215 | long cpu_insns_second = 0; |
c494cadd | 216 | double cpu_time = 0.0; |
a983c8f0 MM |
217 | |
218 | for (cpu_nr = 0; cpu_nr < monitor->nr_cpus; cpu_nr++) { | |
f2181eff | 219 | count_type num_insns = mon_get_number_of_insns(&monitor->cpu_monitor[cpu_nr]); |
c494cadd MM |
220 | |
221 | total_insns += num_insns; | |
222 | len = strlen (mon_add_commas(buffer, sizeof(buffer), num_insns)); | |
a983c8f0 MM |
223 | if (len_num < len) |
224 | len_num = len; | |
225 | } | |
f2181eff | 226 | |
a983c8f0 MM |
227 | sprintf (buffer, "%d", (int)monitor->nr_cpus + 1); |
228 | len_cpu = strlen (buffer); | |
229 | ||
c494cadd | 230 | #ifdef HAVE_GETRUSAGE |
290ad14a | 231 | if (total_insns && verbose) |
c494cadd MM |
232 | { |
233 | struct rusage mytime; | |
234 | if (getrusage (RUSAGE_SELF, &mytime) == 0 | |
235 | && (mytime.ru_utime.tv_sec > 0 || mytime.ru_utime.tv_usec > 0)) { | |
236 | ||
237 | cpu_time = (double)mytime.ru_utime.tv_sec + (((double)mytime.ru_utime.tv_usec) / 1000000.0); | |
238 | cpu_insns_second = (long)(((double)total_insns / cpu_time) + 0.5); | |
239 | } | |
240 | } | |
241 | #endif | |
242 | ||
a983c8f0 MM |
243 | for (cpu_nr = 0; cpu_nr < monitor->nr_cpus; cpu_nr++) { |
244 | ||
245 | if (verbose > 1) { | |
f2181eff MM |
246 | itable_index sort_insns[nr_itable_entries]; |
247 | int nr_sort_insns = 0; | |
a983c8f0 | 248 | itable_index index; |
f2181eff | 249 | int index2; |
c494cadd MM |
250 | |
251 | if (cpu_nr) | |
252 | printf_filtered ("\n"); | |
253 | ||
a983c8f0 | 254 | for (index = 0; index < nr_itable_entries; index++) { |
f2181eff MM |
255 | if (monitor->cpu_monitor[cpu_nr].issue_count[index]) { |
256 | sort_insns[nr_sort_insns++] = index; | |
257 | } | |
258 | } | |
259 | ||
260 | qsort((void *)sort_insns, nr_sort_insns, sizeof(sort_insns[0]), mon_sort_instruction_names); | |
261 | ||
262 | for (index2 = 0; index2 < nr_sort_insns; index2++) { | |
263 | index = sort_insns[index2]; | |
264 | printf_filtered("CPU #%*d executed %*s %s instruction%s.\n", | |
265 | len_cpu, cpu_nr+1, | |
266 | len_num, mon_add_commas(buffer, | |
267 | sizeof(buffer), | |
268 | monitor->cpu_monitor[cpu_nr].issue_count[index]), | |
a983c8f0 MM |
269 | itable[index].name, |
270 | (monitor->cpu_monitor[cpu_nr].issue_count[index] == 1) ? "" : "s"); | |
271 | } | |
c494cadd | 272 | |
73c4941b | 273 | printf_filtered ("\n"); |
a983c8f0 | 274 | } |
73c4941b | 275 | |
290ad14a | 276 | if (CURRENT_MODEL_ISSUE > 0) |
73c4941b | 277 | { |
80948f39 MM |
278 | model_data *model_ptr = cpu_model(psim_cpu(system, cpu_nr)); |
279 | model_print *ptr = model_mon_info(model_ptr); | |
280 | model_print *orig_ptr = ptr; | |
73c4941b MM |
281 | |
282 | while (ptr) { | |
283 | if (ptr->count) | |
284 | printf_filtered("CPU #%*d executed %*s %s%s.\n", | |
285 | len_cpu, cpu_nr+1, | |
286 | len_num, mon_add_commas(buffer, | |
287 | sizeof(buffer), | |
288 | ptr->count), | |
289 | ptr->name, | |
290 | ((ptr->count == 1) | |
291 | ? ptr->suffix_singular | |
292 | : ptr->suffix_plural)); | |
293 | ||
294 | ptr = ptr->next; | |
295 | } | |
296 | ||
80948f39 | 297 | model_mon_info_free(model_ptr, orig_ptr); |
73c4941b MM |
298 | } |
299 | ||
300 | if (monitor->cpu_monitor[cpu_nr].read_count) | |
301 | printf_filtered ("CPU #%*d executed %*s data read%s.\n", | |
302 | len_cpu, cpu_nr+1, | |
303 | len_num, mon_add_commas(buffer, | |
304 | sizeof(buffer), | |
305 | monitor->cpu_monitor[cpu_nr].read_count), | |
306 | (monitor->cpu_monitor[cpu_nr].read_count == 1) ? "" : "s"); | |
307 | ||
308 | if (monitor->cpu_monitor[cpu_nr].write_count) | |
309 | printf_filtered ("CPU #%*d executed %*s data write%s.\n", | |
310 | len_cpu, cpu_nr+1, | |
311 | len_num, mon_add_commas(buffer, | |
312 | sizeof(buffer), | |
313 | monitor->cpu_monitor[cpu_nr].write_count), | |
314 | (monitor->cpu_monitor[cpu_nr].write_count == 1) ? "" : "s"); | |
80948f39 MM |
315 | |
316 | if (monitor->cpu_monitor[cpu_nr].unaligned_read_count) | |
317 | printf_filtered ("CPU #%*d executed %*s unaligned data read%s.\n", | |
318 | len_cpu, cpu_nr+1, | |
319 | len_num, mon_add_commas(buffer, | |
320 | sizeof(buffer), | |
321 | monitor->cpu_monitor[cpu_nr].read_count), | |
322 | (monitor->cpu_monitor[cpu_nr].read_count == 1) ? "" : "s"); | |
323 | ||
324 | if (monitor->cpu_monitor[cpu_nr].unaligned_write_count) | |
325 | printf_filtered ("CPU #%*d executed %*s unaligned data write%s.\n", | |
326 | len_cpu, cpu_nr+1, | |
327 | len_num, mon_add_commas(buffer, | |
328 | sizeof(buffer), | |
329 | monitor->cpu_monitor[cpu_nr].write_count), | |
330 | (monitor->cpu_monitor[cpu_nr].write_count == 1) ? "" : "s"); | |
a983c8f0 | 331 | |
80948f39 MM |
332 | if (monitor->cpu_monitor[cpu_nr].event_count[mon_event_icache_miss]) |
333 | printf_filtered ("CPU #%*d executed %*s icache miss%s.\n", | |
334 | len_cpu, cpu_nr+1, | |
335 | len_num, mon_add_commas(buffer, | |
336 | sizeof(buffer), | |
337 | monitor->cpu_monitor[cpu_nr].event_count[mon_event_icache_miss]), | |
338 | (monitor->cpu_monitor[cpu_nr].event_count[mon_event_icache_miss] == 1) ? "" : "es"); | |
339 | ||
c494cadd MM |
340 | printf_filtered("CPU #%*d executed %*s instructions in total.\n", |
341 | len_cpu, cpu_nr+1, | |
342 | len_num, mon_add_commas(buffer, | |
343 | sizeof(buffer), | |
344 | mon_get_number_of_insns(&monitor->cpu_monitor[cpu_nr]))); | |
73c4941b | 345 | |
a983c8f0 | 346 | } |
c494cadd MM |
347 | |
348 | if (monitor->nr_cpus > 1) | |
349 | printf_filtered("\nAll CPUs executed %s instructions in total.\n", | |
350 | mon_add_commas(buffer, sizeof(buffer), total_insns)); | |
351 | ||
352 | if (cpu_insns_second) | |
73c4941b | 353 | printf_filtered ("%sSimulator speed was %s instructions/second\n", |
290ad14a | 354 | (monitor->nr_cpus > 1) ? "" : "\n", |
c494cadd | 355 | mon_add_commas(buffer, sizeof(buffer), cpu_insns_second)); |
a983c8f0 MM |
356 | } |
357 | ||
358 | #endif /* _MON_C_ */ |